A concrete sphere project off the coast of California, StEnSea style storage, acts as an underwater battery for renewable energy storage.

Swirling underwater eddies are aggressively melting two Antarctic glaciers, a recent study found, including the one that could raise sea levels by multiple feet.

Experts say the Great Lakes can be more dangerous than the open ocean due to their volatile nature. Waves on the Great Lakes are steeper and closer together, causing choppy conditions and a rougher ...